Home / 784,552.45-1,177,029.15-252,078.70

Finding the Fourth Proportional to 784,552.45, 1,177,029.15 and 252,078.70

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Solution

The fourth proportional to 784,552.45, 1,177,029.15 and 252,078.70 is: 378,182.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,552.45 : 1,177,029.15 = 252,078.70 : x
  2. Step 2: Convert to fraction form
    784,552.45/1,177,029.15 = 252,078.70/x
  3. Step 3: Cross multiply
    784,552.45x = 1,177,029.15 × 252,078.70
  4. Step 4: Simplify right side
    784,552.45x = 296,703,977,994.11
  5. Step 5: Solve for x
    x = 296,703,977,994.11/784,552.45
  6. Step 6: Final answer
    x = 378,182.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.